8 DEPARTMENT OF AGRICULTURE BULS. G51-&15. 



Bulle- 

 Ditches— Continued. tinNo. Page, 



irrigation, cosl of construction and maintenance, Rio Grande 



district, Texas 665 4-5 



systems, southern Louisiana, wet lands 652 12 M 



[8 9,13,15, 



Dolomites, tests for road building, 1916, 1917 670-j lf_H' 



\ 24-26,28 



Drag, terrace, description, and use on eroded lands <i7."> 32 33 



Drainage, wet lands of Louisiana, and location, soil, etc., bulletin by 



( iharles W. ( >key 652 1-67 



Duck sickness, Utah, symptoms, cause and control 672 2- 26 



Ducks — 



poisoning by alkali, symptoms and treatment (172 7-11,18-24 



species affected with alkali sickness, list 672 II 12 



treatment for alkali poisoning 672 20-24 



wild — 



mortality from alkali sickness in Utah 672 1 -5 



sickness in Utah, bulletin by Alexander Wetmore 672 1-26 



"Dutching" cocoa, practices and effect, bulletin by Eugene Bloom- 

 berg. 666 1-20 



Ech inorloni'ti: m. I ihctomim— 



description and trees attacked 658 16 



Edema, malignant, diagnosis differentiation from septicemia 6741 7 



Education , benefit of study of corn 653 1 



Egg-1 reaking plant — 



installation and equipment, bulletin by M. K. Jenkins and M. 



E. Pennington 663 1 26 



utensils, descriptions, and care 663 7-25 



Eggplant, shipments by States and by stations, 1916 667 10, 120 



Eggs- 

 breakage in transit, prevention when shipped in car lots, bulletin 

 by M. E. Pennington, H. A. McAleer, A. D. Greenlee, F. X. 



Dailey, and II. C. Albin _ 66 1 1-31 



breaking plant, installation and equipment, bulletin by M. K. 



Jenkins and M. E. Pennington 663 1-26 



cases and tillers, strength of various materials, analyses 664 16-18, 30 



damage — 



in cars due to poor loading 664 20-26 



f 12—29 



in transit, factors contributing to (ifi-u go-31 



handling at railroad terminals, results 66-l< .',, .7,', 



loading on cars, details, methods and instructions 664 5-9, 20 28 



refrigeration in transit, relation to kind of bulling used 664 22-26 



shipping in car lots, prevention of breakage, bulletin by M. E. 



Pennington, If. A. McAleer. A. I). Greenlee, F. X. Dailev and 



II. C. Albin " 664 1-31 



size, relation to damage during transportation 664 13-14, 30 



f 11 29 



transit damages, factors contributing to <!<; I< QO-^1 



value in contribution to farmers' living, various States I 19 



Elm- 

 Lumber production, by States, L916— 



mills reporting and lumber value (J73 39 



value for specified years, L899 1916 673 37 



' Elm thickel " land, nature and occurrence in Texas 659 7 



Epidosite, tests for road building, L916 and 1917 670 20 



Equipment, road-building, rental table 660 50-52 



on, soil — 

 control on western grazing Lands, relation to range preservation, 



etc., bulletin by Arthur W. Sampson and Leon II. Weyl 675 1-35 



damages to grazing lands on western ranges 675 2-6 



relation to vegetative growth .' ; 7,'; LS-22 



western range Lands, ['actors 675 6-18 



western range lands, preventive measures 675 31-34 



Exhibits, corn day, selection and arrangement 653 17-18 



